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Engine - 3.9L: Maintenance Ford Thunderbird XI

Engine Lubrication System

The engine lubrication system is of the force-feed type in which oil is supplied under full pressure to the

  1. crankshaft and thrust bearings
  2. camshaft bearing journals
  3. primary chain and drive sprockets
  4. connecting rod bearings

All other parts are lubricated by gravity flow or splash of the oil.